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A code indicating the type of stand. For example, parking position on the apron, isolated aircraft stand, terminal building gate, etc..
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Allowable values:
|
NI
[Nose-in parking position..]
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ANG-NI
[Angled nose-in parking position..]
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ANG-NO
[Angled nose-out parking position..]
|
PAR
[Parallel (to building) parking position..]
|
RMT
[Remote parking position..]
|
ISOL
[Isolated parking position..]
|
UKN
[Unknown type of parking position..]
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OTHER
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|
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A code indicating a type of Standard Arival Route (STAR): convetional, RNAV, FMS.
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|
Allowable values:
|
C
[Conventional STAR.]
|
R
[RNAV STAR.]
|
F
[FMS STAR.]
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OTHER
|
|
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A code indicating the type of timetable (working hours, activation hours) associated with a specific activity.
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|
Allowable values:
|
H24
[continuous service, 24 hours out of 24.]
|
HJ
[sunrise to sunset.]
|
HN
[sunset to sunrise.]
|
HX
[no specific working hours.]
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HO
[service available to meet operational requests.]
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NOTAM
[activity periods to be published by NOTAM.]
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TIMSH
[as specified in the related timesheets.]
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OTHER
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|
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A code indicating the type of path to the next point of a TLOF related area. For example, line, circle, clockwise arc, counter clockwise arc, etc.
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|
Allowable values:
|
ABE
[Arc By Edge.]
|
GRC
[Great Circle = line segment for short distances.]
|
CCA
[Counter Clockwise Arc.]
|
CWA
[Clockwise arc.]
|
CIR
[Circle.]
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OTHER
|
|
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A code indicating a type of taxiway. For example, normal taxiway, apron taxiway, air taxiway, etc..
|
|
Allowable values:
|
AIRTWY
[Air taxiway.]
|
GNDTWY
[Ground taxiway.]
|
EXIT
[Exit/turnoff taxiway.]
|
FASTEXIT
[Rapid exit/turnoff taxiway.]
|
STUB
[Stub taxiway.]
|
T-AROUND
[Turn around taxiway.]
|
PAR
[Parallel taxiway.]
|
BYPASS
[Bypass holding bay.]
|
APRON
[Apron taxiway.]
|
S-TLINE
[Gate/stand taxiline.]
|
LI-TLINE
[Lead-in taxiline.]
|
LO-TLINE
[Lead-out taxiline.]
|
OTHER
|
|
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A unit providing particular ATS services.
|
|
Allowable values:
|
ACC
[Area Control Centre.]
|
ADSU
[Automatic Dependent Surveillance Unit.]
|
ADVC
[Advisory Centre.]
|
ALPS
[Alerting Post.]
|
AOF
[Aeronautical Information Services Office.]
|
APP
[Approach Control office.]
|
APP-ARR
[Arrivals Approach Control office.]
|
APP-DEP
[Departures Approach Control office.]
|
ARO
[Aerodrome Reporting Office/ATS Reporting Office.]
|
ATCC
[Air Traffic Control Centre.]
|
ATFMU
[Air Traffic Flow Management Unit.]
|
ATMU
[Air Traffic Management Unit.]
|
ATSU
[Air Traffic Services Unit.]
|
BOF
[Briefing Office.]
|
[note:
Not ICAO listed but nonetheless used.
.]
|
BS
[Commercial Broadcasting Station.]
|
COM
[Communications office/centre.]
|
FCST
[Forecasting office.]
|
FIC
[Flight Information Centre.]
|
GCA
[Ground Controlled Approach Systems office.]
|
MET
[Meteorological office.]
|
MWO
[Meteorological Watch Office.]
|
NOF
[International NOTAM Office.]
|
OAC
[Oceanic Control Centre.]
|
PAR
[Precision Approach Radar centre.]
|
RAD
[Radar unit/office.]
|
RAFC
[Regional Area Forecast Centre.]
|
RCC
[Rescue Co-ordination Centre.]
|
RSC
[Rescue Sub-Centre.]
|
SAR
[Search And Rescue centre.]
|
SMC
[Surface Movement Control office.]
|
SMR
[Surface Movement Radar office.]
|
SRA
[Surveillance Radar Approach office/centre.]
|
SSR
[Secondary Surveillance Radar centre.]
|
TAR
[Terminal Area surveillance Radar office/centre.]
|
TWR
[Aerodrome Control Tower.]
|
UAC
[Upper Area Control Centre.]
|
UDF
[UHF Direction-Finding station.]
|
UIC
[Upper Information Centre.]
|
VDF
[VHF Direction-Finding station.]
|
WAFC
[World Area Forecast Centre.]
|
ARTCC
[Air Route Traffic Control Center.]
|
FSS
[Flight Service Station.]
|
TRACON
[Terminal Radar Approach Control.]
|
MIL
[Military station/unit] (or Military office in general).]
|
MILOPS
[Planning/briefing office for military flight operations.]
|
OTHER
|
|
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|
A code indicating the usability of the localizer signal in the back-course sector.
|
|
Allowable values:
|
Y
[Yes.]
|
N
[No.]
|
R
[Restricted.]
|
|
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A code indicating a type of visual approach slope indicator system. For example, VASIS, AVASIS, 3-BAR VASIS, PAPI, APAPI, etc..
|
|
Allowable values:
|
PAPI
[Precision Approach Path Indicator..]
|
APAPI
[Abbreviated Precision Approach Path Indicator..]
|
HAPI
[Helicopter Approach Path Indicator..]
|
VASIS
[Visual Approach Slope Indicator System..]
|
AVASIS
[Abbreviated Visual Approach Slope Indicator System..]
|
TVASIS
["T-shaped" Visual Approach Slope Indicator System..]
|
[note:
The light units are disposed in a T shape.
.]
|
ATVASIS
[Abbreviated "T-shaped" VASIS..]
|
3B-VASIS
[3 bar VASIS..]
|
3B-AVASIS
[3 Bar Abbreviated VASIS..]
|
3B-ATVASIS
[3 Bar Abbreviated "T-shaped" VASIS..]
|
PVASI
[Pulsating/steady burning visual approach slope indicator; normally a single light unit projecting two colours..]
|
TRCV
[Tri-colour visual approach slope indicator, normally a single light unit projecting three colours..]
|
PNI
[Alignment of Elements System.]
|
ILU
[A number of identical light units.]
|
OLS
[Optical landing system for ship decks and aircraft carriers (sometimes available on ground air bases for training purpose).]
|
LCVASI
[Low cost visual approach slope indicator; 3 sets of 4 white lights on 3 mounts usually on only one side of the runway..]
|
OTHER
[Other type of visual approach slope indicator..]
|
|
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|
A code indicating the type of path to the next point. For example, great circle, clockwise arc, counter clockwise arc, etc.
|
|
Allowable values:
|
ABE
[Arc By Edge.]
|
GRC
[Great Circle = line segment for short distances.]
|
CCA
[Counter Clockwise Arc.]
|
CWA
[Clockwise arc.]
|
OTHER
|
|
|
|
A code indicating the type of VOR, for example, conventional VOR or Doppler VOR.
|
|
Allowable values:
|
VOR
[Conventional VOR.]
|
DVOR
[Doppler VOR.]
|
OTHER
|
|